{"bundle_type":"pith_open_graph_bundle","bundle_version":"1.0","pith_number":"pith:2015:Y7532YVBRCDE3TZMLFO3KGN2EW","short_pith_number":"pith:Y7532YVB","canonical_record":{"source":{"id":"1505.07137","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-05-26T21:21:14Z","cross_cats_sorted":["gr-qc","physics.geo-ph","physics.ins-det"],"title_canon_sha256":"a9369a8581525bc18c2fdefe921b3493568c335e4b184c99f15da4efa5d42631","abstract_canon_sha256":"6e7904ecc086f5942deaf4005daa43ad2224f5b115ccf226a697a0fba15fe705"},"schema_version":"1.0"},"canonical_sha256":"c7fbbd62a188864dcf2c595db519ba258c90b3142c055abaf16e3ca3247d7078","source":{"kind":"arxiv","id":"1505.07137","version":2},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.07137","created_at":"2026-05-18T01:28:55Z"},{"alias_kind":"arxiv_version","alias_value":"1505.07137v2","created_at":"2026-05-18T01:28:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.07137","created_at":"2026-05-18T01:28:55Z"},{"alias_kind":"pith_short_12","alias_value":"Y7532YVBRCDE","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y7532YVBRCDE3TZM","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y7532YVB","created_at":"2026-05-18T12:29:50Z"}],"events":[{"event_type":"record_created","subject_pith_number":"pith:2015:Y7532YVBRCDE3TZMLFO3KGN2EW","target":"record","payload":{"canonical_record":{"source":{"id":"1505.07137","kind":"arxiv","version":2},"metadata":{"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-05-26T21:21:14Z","cross_cats_sorted":["gr-qc","physics.geo-ph","physics.ins-det"],"title_canon_sha256":"a9369a8581525bc18c2fdefe921b3493568c335e4b184c99f15da4efa5d42631","abstract_canon_sha256":"6e7904ecc086f5942deaf4005daa43ad2224f5b115ccf226a697a0fba15fe705"},"schema_version":"1.0"},"canonical_sha256":"c7fbbd62a188864dcf2c595db519ba258c90b3142c055abaf16e3ca3247d7078","receipt":{"kind":"pith_receipt","key_id":"pith-v1-2026-05","algorithm":"ed25519","signed_at":"2026-05-18T01:28:55.646284Z","signature_b64":"kro6AEjkVsg5e2MecSy/61m6miUC7zY+HEfLPoQ+z7S4EVpdA8j5WSB5eufPd3yzASq3hTlBHE1v4PX14dytBw==","signed_message":"canonical_sha256_bytes","builder_version":"pith-number-builder-2026-05-17-v1","receipt_version":"0.3","canonical_sha256":"c7fbbd62a188864dcf2c595db519ba258c90b3142c055abaf16e3ca3247d7078","last_reissued_at":"2026-05-18T01:28:55.645589Z","signature_status":"signed_v1","first_computed_at":"2026-05-18T01:28:55.645589Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"source_kind":"arxiv","source_id":"1505.07137","source_version":2,"attestation_state":"computed"},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:28:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"xcDREzdQhmcbCW9wk7sxAduNlfwv/jypFjvfJaSC8eSeombZWVP/l4cRqCWzd6pRpGJvERIwn9mqwualfHkPBA==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:00:47.177865Z"},"content_sha256":"9dd589ea59170c5280e8597f30905e83bd3d0cd92367b45267b4215a5239db0e","schema_version":"1.0","event_id":"sha256:9dd589ea59170c5280e8597f30905e83bd3d0cd92367b45267b4215a5239db0e"},{"event_type":"graph_snapshot","subject_pith_number":"pith:2015:Y7532YVBRCDE3TZMLFO3KGN2EW","target":"graph","payload":{"graph_snapshot":{"paper":{"title":"Matter-wave laser Interferometric Gravitation Antenna (MIGA): New perspectives for fundamental physics and geosciences","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","headline":"","cross_cats":["gr-qc","physics.geo-ph","physics.ins-det"],"primary_cat":"physics.atom-ph","authors_text":"A. Bertoldi, A. Landragin, B. Canuel, B. Fang, C. Danquigny, D. Holleville, D. Savoie, I. Dutta, I. Riou, J. Gillot, L. Amand, M. Merzougui, P. Bouyer, R. Geiger, S. Gaffet, W. Chaibi","submitted_at":"2015-05-26T21:21:14Z","abstract_excerpt":"The MIGA project aims at demonstrating precision measurements of gravity with cold atom sensors in a large scale instrument and at studying the associated applications in geosciences and fundamental physics. The first stage of the project (2013-2018) will consist in building a 300-meter long optical cavity to interrogate atom interferometers and will be based at the low noise underground laboratory LSBB in Rustrel, France. The second stage of the project (2018-2023) will be dedicated to science runs and data analyses in order to probe the spatio-temporal structure of the local gravity field of"},"claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.07137","kind":"arxiv","version":2},"verdict":{"id":null,"model_set":{},"created_at":null,"strongest_claim":"","one_line_summary":"","pipeline_version":null,"weakest_assumption":"","pith_extraction_headline":""},"references":{"count":0,"sample":[],"resolved_work":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","internal_anchors":0},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"author_claims":{"count":0,"strong_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"builder_version":"pith-number-builder-2026-05-17-v1"},"verdict_id":null},"signer":{"signer_id":"pith.science","signer_type":"pith_registry","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54"},"created_at":"2026-05-18T01:28:55Z","supersedes":[],"prev_event":null,"signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"Buecv6MZsWz58YgnMJk0hUyvG2e3J43h/ODGiThR94a1RkPt3qveOelqzSCqul+pkHByDBKzFyr3wYYoazM/DQ==","signed_message":"open_graph_event_sha256_bytes","signed_at":"2026-05-25T19:00:47.178471Z"},"content_sha256":"f9eb588e5dec973af1220020160e8b6c811e0de96647a8334bc59b8ff5837e61","schema_version":"1.0","event_id":"sha256:f9eb588e5dec973af1220020160e8b6c811e0de96647a8334bc59b8ff5837e61"}],"timestamp_proofs":[],"mirror_hints":[{"mirror_type":"https","name":"Pith Resolver","base_url":"https://pith.science","bundle_url":"https://pith.science/pith/Y7532YVBRCDE3TZMLFO3KGN2EW/bundle.json","state_url":"https://pith.science/pith/Y7532YVBRCDE3TZMLFO3KGN2EW/state.json","well_known_bundle_url":"https://pith.science/.well-known/pith/Y7532YVBRCDE3TZMLFO3KGN2EW/bundle.json","status":"primary"}],"public_keys":[{"key_id":"pith-v1-2026-05","algorithm":"ed25519","format":"raw","public_key_b64":"stVStoiQhXFxp4s2pdzPNoqVNBMojDU/fJ2db5S3CbM=","public_key_hex":"b2d552b68890857171a78b36a5dccf368a953413288c353f7c9d9d6f94b709b3","fingerprint_sha256_b32_first128bits":"RVFV5Z2OI2J3ZUO7ERDEBCYNKS","fingerprint_sha256_hex":"8d4b5ee74e4693bcd1df2446408b0d54","rotates_at":null,"url":"https://pith.science/pith-signing-key.json","notes":"Pith uses this Ed25519 key to sign canonical record SHA-256 digests. Verify with: ed25519_verify(public_key, message=canonical_sha256_bytes, signature=base64decode(signature_b64))."}],"merge_version":"pith-open-graph-merge-v1","built_at":"2026-05-25T19:00:47Z","links":{"resolver":"https://pith.science/pith/Y7532YVBRCDE3TZMLFO3KGN2EW","bundle":"https://pith.science/pith/Y7532YVBRCDE3TZMLFO3KGN2EW/bundle.json","state":"https://pith.science/pith/Y7532YVBRCDE3TZMLFO3KGN2EW/state.json","well_known_bundle":"https://pith.science/.well-known/pith/Y7532YVBRCDE3TZMLFO3KGN2EW/bundle.json"},"state":{"state_type":"pith_open_graph_state","state_version":"1.0","pith_number":"pith:2015:Y7532YVBRCDE3TZMLFO3KGN2EW","merge_version":"pith-open-graph-merge-v1","event_count":2,"valid_event_count":2,"invalid_event_count":0,"equivocation_count":0,"current":{"canonical_record":{"metadata":{"abstract_canon_sha256":"6e7904ecc086f5942deaf4005daa43ad2224f5b115ccf226a697a0fba15fe705","cross_cats_sorted":["gr-qc","physics.geo-ph","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-05-26T21:21:14Z","title_canon_sha256":"a9369a8581525bc18c2fdefe921b3493568c335e4b184c99f15da4efa5d42631"},"schema_version":"1.0","source":{"id":"1505.07137","kind":"arxiv","version":2}},"source_aliases":[{"alias_kind":"arxiv","alias_value":"1505.07137","created_at":"2026-05-18T01:28:55Z"},{"alias_kind":"arxiv_version","alias_value":"1505.07137v2","created_at":"2026-05-18T01:28:55Z"},{"alias_kind":"doi","alias_value":"10.48550/arxiv.1505.07137","created_at":"2026-05-18T01:28:55Z"},{"alias_kind":"pith_short_12","alias_value":"Y7532YVBRCDE","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_16","alias_value":"Y7532YVBRCDE3TZM","created_at":"2026-05-18T12:29:50Z"},{"alias_kind":"pith_short_8","alias_value":"Y7532YVB","created_at":"2026-05-18T12:29:50Z"}],"graph_snapshots":[{"event_id":"sha256:f9eb588e5dec973af1220020160e8b6c811e0de96647a8334bc59b8ff5837e61","target":"graph","created_at":"2026-05-18T01:28:55Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"graph_snapshot":{"author_claims":{"count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57","strong_count":0},"builder_version":"pith-number-builder-2026-05-17-v1","claims":{"count":0,"items":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"formal_canon":{"evidence_count":0,"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"paper":{"abstract_excerpt":"The MIGA project aims at demonstrating precision measurements of gravity with cold atom sensors in a large scale instrument and at studying the associated applications in geosciences and fundamental physics. The first stage of the project (2013-2018) will consist in building a 300-meter long optical cavity to interrogate atom interferometers and will be based at the low noise underground laboratory LSBB in Rustrel, France. The second stage of the project (2018-2023) will be dedicated to science runs and data analyses in order to probe the spatio-temporal structure of the local gravity field of","authors_text":"A. Bertoldi, A. Landragin, B. Canuel, B. Fang, C. Danquigny, D. Holleville, D. Savoie, I. Dutta, I. Riou, J. Gillot, L. Amand, M. Merzougui, P. Bouyer, R. Geiger, S. Gaffet, W. Chaibi","cross_cats":["gr-qc","physics.geo-ph","physics.ins-det"],"headline":"","license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-05-26T21:21:14Z","title":"Matter-wave laser Interferometric Gravitation Antenna (MIGA): New perspectives for fundamental physics and geosciences"},"references":{"count":0,"internal_anchors":0,"resolved_work":0,"sample":[],"snapshot_sha256":"258153158e38e3291e3d48162225fcdb2d5a3ed65a07baac614ab91432fd4f57"},"source":{"id":"1505.07137","kind":"arxiv","version":2},"verdict":{"created_at":null,"id":null,"model_set":{},"one_line_summary":"","pipeline_version":null,"pith_extraction_headline":"","strongest_claim":"","weakest_assumption":""}},"verdict_id":null}}],"author_attestations":[],"timestamp_anchors":[],"storage_attestations":[],"citation_signatures":[],"replication_records":[],"corrections":[],"mirror_hints":[],"record_created":{"event_id":"sha256:9dd589ea59170c5280e8597f30905e83bd3d0cd92367b45267b4215a5239db0e","target":"record","created_at":"2026-05-18T01:28:55Z","signer":{"key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signer_id":"pith.science","signer_type":"pith_registry"},"payload":{"attestation_state":"computed","canonical_record":{"metadata":{"abstract_canon_sha256":"6e7904ecc086f5942deaf4005daa43ad2224f5b115ccf226a697a0fba15fe705","cross_cats_sorted":["gr-qc","physics.geo-ph","physics.ins-det"],"license":"http://arxiv.org/licenses/nonexclusive-distrib/1.0/","primary_cat":"physics.atom-ph","submitted_at":"2015-05-26T21:21:14Z","title_canon_sha256":"a9369a8581525bc18c2fdefe921b3493568c335e4b184c99f15da4efa5d42631"},"schema_version":"1.0","source":{"id":"1505.07137","kind":"arxiv","version":2}},"canonical_sha256":"c7fbbd62a188864dcf2c595db519ba258c90b3142c055abaf16e3ca3247d7078","receipt":{"algorithm":"ed25519","builder_version":"pith-number-builder-2026-05-17-v1","canonical_sha256":"c7fbbd62a188864dcf2c595db519ba258c90b3142c055abaf16e3ca3247d7078","first_computed_at":"2026-05-18T01:28:55.645589Z","key_id":"pith-v1-2026-05","kind":"pith_receipt","last_reissued_at":"2026-05-18T01:28:55.645589Z","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","receipt_version":"0.3","signature_b64":"kro6AEjkVsg5e2MecSy/61m6miUC7zY+HEfLPoQ+z7S4EVpdA8j5WSB5eufPd3yzASq3hTlBHE1v4PX14dytBw==","signature_status":"signed_v1","signed_at":"2026-05-18T01:28:55.646284Z","signed_message":"canonical_sha256_bytes"},"source_id":"1505.07137","source_kind":"arxiv","source_version":2}}},"equivocations":[],"invalid_events":[],"applied_event_ids":["sha256:9dd589ea59170c5280e8597f30905e83bd3d0cd92367b45267b4215a5239db0e","sha256:f9eb588e5dec973af1220020160e8b6c811e0de96647a8334bc59b8ff5837e61"],"state_sha256":"6dfa1075a0a59eda560e9fab01d8ca395285c434c6baaad8e5591f92ec6ae088"},"bundle_signature":{"signature_status":"signed_v1","algorithm":"ed25519","key_id":"pith-v1-2026-05","public_key_fingerprint":"8d4b5ee74e4693bcd1df2446408b0d54","signature_b64":"JyCK3KlyIZufqIf/61PUVt79v69BFjaoS3dBKJMNS+PvCNMwt6MoyPwsk5JUNxG9VgZ/s4SCq9SyWegXoPcfAA==","signed_message":"bundle_sha256_bytes","signed_at":"2026-05-25T19:00:47.181268Z","bundle_sha256":"1c982238cecfce7dff31abc7ccff3e811160aa91caaa24f32efc9da20d1673ad"}}